Stefano Charissis is a Staff Software Engineer with 13 years of experience building and scaling distributed systems across startups and cloud platforms, currently working on Ethereum scaling at OP Labs. He blends hands-on engineering—especially Golang—with technical leadership in architecture, product-market fit, and aligning engineering efforts to business outcomes. As a former CTO and first engineering hire at startups and AWS Australia’s Availability and Reliability team lead, he has repeatedly turned early-stage codebases into production-grade, globally-deployed systems. His academic background in distributed systems and cryptography from UNSW complements deep practical experience across cloud automation, high-performance computing and real-time monitoring. Comfortable still shipping code, he tends to gravitate toward problems involving reliability, performance and secure distributed protocols. Notably, he has moved between research-level parallel computing (supercomputer-scale cardiac simulations) and product-driven roles, giving him a rare mix of scientific rigour and startup execution.
Contributions:9 PRs, 12 pushes, 7 branches in 2 years 8 months
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Stefano Charissis - Staff Software Engineer at OP Labs PBC